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Fix value attribute and val for value on button elements. Fixes #1954

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This commit is contained in:
timmywil 2011-04-17 18:15:20 -04:00
parent 15da298f72
commit 34d80709ce
2 changed files with 14 additions and 5 deletions
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6
src/attributes.js
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@ -158,7 +158,7 @@ jQuery.fn.extend({
if ( elem ) { if ( elem ) {
hooks = jQuery.valHooks[ elem.nodeName.toLowerCase() ] || jQuery.valHooks[ elem.type ]; hooks = jQuery.valHooks[ elem.nodeName.toLowerCase() ] || jQuery.valHooks[ elem.type ];
if ( hooks && "get" in hooks && (ret = hooks.get( elem )) !== undefined ) { if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
return ret; return ret;
} }
@ -197,7 +197,7 @@ jQuery.fn.extend({
hooks = jQuery.valHooks[ this.nodeName.toLowerCase() ] || jQuery.valHooks[ this.type ]; hooks = jQuery.valHooks[ this.nodeName.toLowerCase() ] || jQuery.valHooks[ this.type ];
// If set returns undefined, fall back to normal setting // If set returns undefined, fall back to normal setting
if ( !hooks || ("set" in hooks && hooks.set( this, val ) === undefined) ) { if ( !hooks || ("set" in hooks && hooks.set( this, val, "value" ) === undefined) ) {
this.value = val; this.value = val;
} }
}); });
@ -433,7 +433,7 @@ if ( !jQuery.support.getSetAttribute ) {
// Use this for any attribute on a form in IE6/7 // Use this for any attribute on a form in IE6/7
// And the name attribute // And the name attribute
formHook = jQuery.attrHooks.name = { formHook = jQuery.attrHooks.name = jQuery.attrHooks.value = jQuery.valHooks.button = {
get: function( elem, name ) { get: function( elem, name ) {
var ret = elem.getAttributeNode( name ); var ret = elem.getAttributeNode( name );
// Return undefined if not specified instead of empty string // Return undefined if not specified instead of empty string

13
test/unit/attributes.js
View file

@ -77,7 +77,7 @@ test("prop(String, Object)", function() {
}); });
test("attr(String)", function() { test("attr(String)", function() {
expect(32); expect(34);
equals( jQuery("#text1").attr("type"), "text", "Check for type attribute" ); equals( jQuery("#text1").attr("type"), "text", "Check for type attribute" );
equals( jQuery("#radio1").attr("type"), "radio", "Check for type attribute" ); equals( jQuery("#radio1").attr("type"), "radio", "Check for type attribute" );
@ -136,6 +136,11 @@ test("attr(String)", function() {
ok( !!~jQuery("#dl").attr("style").indexOf("position"), "Check style attribute getter, also normalize css props to lowercase" ); ok( !!~jQuery("#dl").attr("style").indexOf("position"), "Check style attribute getter, also normalize css props to lowercase" );
ok( !!~jQuery("#foo").attr("style", "position:absolute;").attr("style").indexOf("position"), "Check style setter" ); ok( !!~jQuery("#foo").attr("style", "position:absolute;").attr("style").indexOf("position"), "Check style setter" );
// Check value on button element (#1954)
var $button = jQuery("<button value='foobar'>text</button>").insertAfter("#button");
equals( $button.attr("value"), "foobar", "Value retrieval on a button does not return innerHTML" );
equals( $button.attr("value", "baz").html(), "text", "Setting the value does not change innerHTML" );
ok( jQuery("<div/>").attr("doesntexist") === undefined, "Make sure undefined is returned when no attribute is found." ); ok( jQuery("<div/>").attr("doesntexist") === undefined, "Make sure undefined is returned when no attribute is found." );
ok( jQuery().attr("doesntexist") === undefined, "Make sure undefined is returned when no element is there." ); ok( jQuery().attr("doesntexist") === undefined, "Make sure undefined is returned when no element is there." );
}); });
@ -426,7 +431,7 @@ test("removeProp(String)", function() {
}); });
test("val()", function() { test("val()", function() {
expect(23); expect(25);
document.getElementById("text1").value = "bla"; document.getElementById("text1").value = "bla";
equals( jQuery("#text1").val(), "bla", "Check for modified value of input element" ); equals( jQuery("#text1").val(), "bla", "Check for modified value of input element" );
@ -488,6 +493,10 @@ test("val()", function() {
same( checks.serialize(), "test=1&test=on", "Get multiple checked values." ); same( checks.serialize(), "test=1&test=on", "Get multiple checked values." );
checks.remove(); checks.remove();
var $button = jQuery("<button value='foobar'>text</button>").insertAfter("#button");
equals( $button.val(), "foobar", "Value retrieval on a button does not return innerHTML" );
equals( $button.val("baz").html(), "text", "Setting the value does not change innerHTML" );
}); });
var testVal = function(valueObj) { var testVal = function(valueObj) {